<template>
  <div class="login_container">
    <div class="login_box">
    	<div class="avatar_box">
       	  <img src="../assets/logo.png" alt="">
    	</div>

	<el-form ref="loginFormRef" :model='loginForm' :rules='loginFormRules' label-width="0px" class="login_form">
        <el-form-item prop="username">
          <el-input v-model='loginForm.username' prefix-icon="iconfont icon-user"></el-input>
        </el-form-item>
        <el-form-item prop="password">
          <el-input v-model='loginForm.password' prefix-icon="iconfont icon-3702mima" type="password"></el-input>
        </el-form-item>

		<el-form-item class="btns">
          <el-button type="primary" @click='login'>登录</el-button>
          <el-button type="info"  @click="resetLoginForm()">重置</el-button>
        </el-form-item>
    </el-form>

    </div>

  </div>
</template>

<script>
	export default {
		data () {
			return {
				loginForm: {
					username: 'admin',
					password: '123456'
				},
				loginFormRules: {
        username: [
          { required: true, message: '请输入登录名称', trigger: 'blur' },
          { min: 3, max: 10, message: '长度在 3 到 10 个字符', trigger: 'blur' }
        ],
        // 验证密码是否合法
        password: [
          { required: true, message: '请输入登录密码', trigger: 'blur' },
          { min: 6, max: 15, message: '长度在 6 到 15 个字符', trigger: 'blur' }
        ]
				}
			}
		},
		methods: {
		    resetLoginForm () {
		  	 this.$refs.loginFormRef.resetFields()
		    },
		    login () {
		    	this.$refs.loginFormRef.validate(async valid => {
		    		if (!valid) return
		    		const { data: res } = await this.$http.post('login', this.loginForm)
		    		console.log(res)
		    		if (res.meta.status !== 200) return this.$message.error('登录失败！')
		    			this.$message.success('登录成功')
		    		window.sessionStorage.setItem('token', res.data.token)
		    		this.$router.push('/home')
		    	})
		    }
		}
	}
</script>

<style lang='less' scoped >
.login_container{
	background-color: #2b4b6b;
	height: 100%;
}
.login_box{
  width: 450px;
  height: 300px;
  background-color: #fff;
  border-radius: 3px;
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  .avatar_box{
  	height: 130px;
  	width: 130px;
  	border:1px solid #eee;
  	border-radius: 50%;
  	padding-left: 10px;
  	padding: 10px;
  	box-shadow: 0 0 10px #ddd;
  	position: absolute;
  	left: 50%;
  	transform: translate(-50%,-50%);
  	background-color: #fff;
  	img{
  		width: 100%;
  		height: 100%;
  		border-radius: 50%;
  		background-color: #eee;
  	}
  }
}
.login_form {
  position: absolute;
  bottom: 0;
  width: 100%;
  padding: 0 20px;
  box-sizing: border-box;
}

.btns {
  display: flex;
  justify-content: flex-end;
}
</style>
